Calima affects Transparency
Calima affects Transparency |
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Exposure data |
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| Date: | 2017-07-23 + 2017-07-24 | ||||
| Location: | ATHOS Centro Astronomico / La Palma (900m) | ||||
| Telescope: | Astro-Physics 175mm f/8 Starfire EDF with field flattener (f=1452mm) | ||||
| Camera: | Moravian G4-16000 with Baader filters | ||||
| Binning: | L 1x1 | ||||
| Mount: | 10micron GM3000 HPS | ||||
| Exposure time: | comparison of two frames with 6min exposure time | ||||
| Exposure time total: | 6 min | ||||
| Notes: | This gif animation compares two luminance frames of LBN 7
with an exposure time of 6min, which were captured on two consecutive nights
at the same altitude of 45°. Both nights were completely cloudless, but in
the second night Calima (a hot,
sand laden wind that blows in from the Northern Sahara) worsened the
transparency. Image acquisition by CEDIC team (Bernhard Hubl, Christoph Kaltseis, Markus Blauensteiner, Michael Hanl) Image processing by Bernhard Hubl |
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